Home / 36,119.66-49,845.31-20,204.10

Finding the Fourth Proportional to 36,119.66, 49,845.31 and 20,204.10

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Solution

The fourth proportional to 36,119.66, 49,845.31 and 20,204.10 is: 27,881.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,119.66 : 49,845.31 = 20,204.10 : x
  2. Step 2: Convert to fraction form
    36,119.66/49,845.31 = 20,204.10/x
  3. Step 3: Cross multiply
    36,119.66x = 49,845.31 × 20,204.10
  4. Step 4: Simplify right side
    36,119.66x = 1,007,079,577.26
  5. Step 5: Solve for x
    x = 1,007,079,577.26/36,119.66
  6. Step 6: Final answer
    x = 27,881.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.